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qcacmn: Add new API for registering rx mic error callback

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Add new CDP API cdp_register_rx_mic_error_ind_handler to
register rx mic error callback. Also, define new structure
cdp_rx_mic_err_info for holding MIC error information.

Change-Id: I4d5d6426b1d5f04848afd48f6dbf51edba291a20
CRs-Fixed: 2488424
This commit is contained in:
Rakshith Suresh Patkar
2019-07-16 16:30:59 +05:30
committed by nshrivas
parent 7a200e764d
commit d863f8d6b7
5 changed files with 87 additions and 3 deletions
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33
dp/inc/cdp_txrx_cmn_struct.h
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@@ -382,6 +382,39 @@ struct cdp_ast_entry_info {
uint16_t peer_id;
};
#define MIC_SEQ_CTR_SIZE 6
enum cdp_rx_frame_type {
cdp_rx_frame_type_802_11,
cdp_rx_frame_type_802_3,
};
/**
* struct cdp_rx_mic_err_info - rx mic error information
* @frame_type: frame type - 0 - 802.11 frame
* - 1 - 802.3 frame
* @data: 802.11 frame
* @ta_mac_addr: transmitter mac address
* @da_mac_addr: destination mac address
* @tsc: sequence number
* @key_id: Key ID
* @multicast: flag for multicast
* @vdev_id: vdev ID
*
* This structure holds rx mic error information
*
*/
struct cdp_rx_mic_err_info {
uint8_t frame_type;
uint8_t *data;
struct qdf_mac_addr ta_mac_addr;
struct qdf_mac_addr da_mac_addr;
uint8_t tsc[MIC_SEQ_CTR_SIZE];
uint8_t key_id;
bool multicast;
uint16_t vdev_id;
};
/**
* struct cdp_sec_type - security type information
*/

25
dp/inc/cdp_txrx_misc.h
View File

@@ -621,6 +621,31 @@ static inline void cdp_deregister_packetdump_cb(ol_txrx_soc_handle soc)
return soc->ops->misc_ops->unregister_pktdump_cb();
}
typedef void (*rx_mic_error_callback)(void *scn_handle,
struct cdp_rx_mic_err_info *info);
/**
* cdp_register_rx_mic_error_ind_handler() - API to register mic error
* indication handler
*
* @soc: soc handle
* @rx_mic_cb: rx mic error indication callback
*
* Return: void
*/
static inline void
cdp_register_rx_mic_error_ind_handler(ol_txrx_soc_handle soc,
rx_mic_error_callback rx_mic_cb)
{
if (!soc || !soc->ol_ops) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_FATAL,
"%s invalid instance", __func__);
return;
}
soc->ol_ops->rx_mic_error = rx_mic_cb;
}
/**
* cdp_pdev_reset_driver_del_ack() - reset driver TCP delayed ack flag
* @soc - data path soc handle

2
dp/inc/cdp_txrx_ops.h
View File

@@ -935,7 +935,7 @@ struct ol_if_ops {
int (*get_dp_cfg_param)(void *ol_soc_handle, enum cdp_cfg_param_type param_num);
void (*rx_mic_error)(void *ol_soc_handle,
uint16_t vdev_id, void *wh);
struct cdp_rx_mic_err_info *info);
bool (*rx_frag_tkip_demic)(struct wlan_objmgr_peer *ctrl_peer,
qdf_nbuf_t nbuf,
uint16_t hdr_space);

15
dp/wifi3.0/dp_rx_defrag.c
View File

@@ -868,13 +868,26 @@ static void dp_rx_defrag_err(struct dp_vdev *vdev, qdf_nbuf_t nbuf)
int rx_desc_len = sizeof(struct rx_pkt_tlvs);
uint8_t *orig_hdr;
struct ieee80211_frame *wh;
struct cdp_rx_mic_err_info mic_failure_info;
orig_hdr = (uint8_t *)(qdf_nbuf_data(nbuf) + rx_desc_len);
wh = (struct ieee80211_frame *)orig_hdr;
qdf_copy_macaddr((struct qdf_mac_addr *)&mic_failure_info.da_mac_addr,
(struct qdf_mac_addr *)&wh->i_addr1);
qdf_copy_macaddr((struct qdf_mac_addr *)&mic_failure_info.ta_mac_addr,
(struct qdf_mac_addr *)&wh->i_addr2);
mic_failure_info.key_id = 0;
mic_failure_info.multicast =
IEEE80211_IS_MULTICAST(wh->i_addr1);
qdf_mem_zero(mic_failure_info.tsc, MIC_SEQ_CTR_SIZE);
mic_failure_info.frame_type = cdp_rx_frame_type_802_11;
mic_failure_info.data = (uint8_t *)wh;
mic_failure_info.vdev_id = vdev->vdev_id;
tops = pdev->soc->cdp_soc.ol_ops;
if (tops->rx_mic_error)
tops->rx_mic_error(pdev->ctrl_pdev, vdev->vdev_id, wh);
tops->rx_mic_error(pdev->ctrl_pdev, &mic_failure_info);
}

15
dp/wifi3.0/dp_rx_err.c
View File

@@ -1027,6 +1027,7 @@ void dp_rx_process_mic_error(struct dp_soc *soc, qdf_nbuf_t nbuf,
uint16_t rx_seq, fragno;
unsigned int tid;
QDF_STATUS status;
struct cdp_rx_mic_err_info mic_failure_info;
if (!hal_rx_msdu_end_first_msdu_get(rx_tlv_hdr))
return;
@@ -1067,9 +1068,21 @@ void dp_rx_process_mic_error(struct dp_soc *soc, qdf_nbuf_t nbuf,
return;
}
qdf_copy_macaddr((struct qdf_mac_addr *)&mic_failure_info.da_mac_addr,
(struct qdf_mac_addr *)&wh->i_addr1);
qdf_copy_macaddr((struct qdf_mac_addr *)&mic_failure_info.ta_mac_addr,
(struct qdf_mac_addr *)&wh->i_addr2);
mic_failure_info.key_id = 0;
mic_failure_info.multicast =
IEEE80211_IS_MULTICAST(wh->i_addr1);
qdf_mem_zero(mic_failure_info.tsc, MIC_SEQ_CTR_SIZE);
mic_failure_info.frame_type = cdp_rx_frame_type_802_11;
mic_failure_info.data = (uint8_t *)wh;
mic_failure_info.vdev_id = vdev->vdev_id;
tops = pdev->soc->cdp_soc.ol_ops;
if (tops->rx_mic_error)
tops->rx_mic_error(pdev->ctrl_pdev, vdev->vdev_id, wh);
tops->rx_mic_error(pdev->ctrl_pdev, &mic_failure_info);
fail:
qdf_nbuf_free(nbuf);